n plausible glib talk (especially useful to a salesperson)n a quick succession of light rapid soundsv rain gentlyv make light, rapid and repeated sounds
n. 嗒嗒声( patter的名词复数 ); 行话; 宝宝啪嗒的脚步声（借指有孩子）; 喋喋叫卖v. 发出急速轻的拍声, 嗒嗒地跑( patter的第三人称单数 )